static void Main(string[] args)
{
Console.WriteLine("***** Passing Person by object by value *****");
Person fred = new Person("Fred", 12);
Console.WriteLine("\nBefore by value call, Person is:");
fred.Display();
SendAPersonByValue(fred);
Console.WriteLine("\nAfter by value call, Person is:");
fred.Display();
Console.WriteLine();
Console.WriteLine("***** Passing Person object be reference *****");
Person mel = new Person("Mel", 23);
Console.WriteLine("\nBefore by ref call, Person is:");
mel.Display();
SendAPersonByReference(ref mel);
Console.WriteLine("\nAfter by ref call, Person is:");
mel.Display();
Console.ReadLine();
}
public static void SendAPersonByReference(ref Person p)
{
p.personAge = 555;
p = new Person("Nikki", 222);
}
static void SendAPersonByValue(Person p)
{
p.personAge = 99;
p = new Person("Nikki", 999);
}
